Researchers Discover 'Anxiety Cells' In The Brain
Scientists have found specialized brain cells in mice that appear to control anxiety levels. The finding, reported Wednesday in the journal Neuron, could eventually lead to better treatments for...
View ArticleHer Seizures Looked Like Epilepsy, But Her Brain Looked Fine
https://www.youtube.com/watch?v=tZYqe8H0TDc When Sarah Jay had her first seizure, she was in her mid-20s and working a high-stress job at a call center in Springfield, Mo. "I was going to go on break,"...
View ArticleA Tiny Pulse Of Electricity Can Help The Brain Form Lasting Memories
A little electrical brain stimulation can go a long way in boosting memory. The key is to deliver a tiny pulse of electricity to exactly the right place at exactly the right moment, a team reports in...
View ArticleScientists Explore Ties Between Alzheimer's And Brain's Ancient Immune System
Beer has fueled a lot of bad ideas. But on a Friday afternoon in 2007, it helped two Alzheimer's researchers come up with a really a good one. Neuroscientists Robert Moir and Rudolph Tanzi were sipping...
View ArticleStill Thirsty? It's Up To Your Brain, Not Your Body
When the body gets dehydrated, the brain tells us to start chugging fluids. But what tells us when to stop? The answer appears to be a brain circuit that acts like a water meter, constantly measuring...
View ArticleSorry, Adults, No New Neurons For Your Aging Brains
Updated March 8 at 1:53 p.m. ET A major study is challenging the widely held view that adult human brains make new neurons. The study of 59 samples from 29 brains of people of various ages found no...
View ArticleFailure To Save A Child In Wartime Inspires Wound-Healing Tech
The Afghan boy arrived at the U.S. military hospital in Kandahar with severe burns from the chest down. He was about 5. "I knew as soon as I saw him it was just too much surface area," says Kit Parker...
View ArticleScientists Push Plan To Change How Researchers Define Alzheimer's
An international coalition of brain researchers is suggesting a new way of looking at Alzheimer's. Instead of defining the disease through symptoms like memory problems or fuzzy thinking, the...
View ArticleHow People Learned To Recognize Monkey Calls Reveals How We All Make Sense Of...
The words "dog" and "fog" sound pretty similar. Yet even a preschooler knows whether you're talking about a puppy or the weather. Now scientists at Georgetown University Medical Center in Washington,...
View ArticleReport To Army Finds Blast From Some Weapons May Put Shooter's Brain At Risk
Military personnel may be endangering their own brains when they operate certain shoulder-fired weapons, according to an Army-commissioned report released Monday. The report , from the Center for a New...
View ArticleArtificial Intelligence Takes Scientists Inside Living Human Cells
A new application of artificial intelligence could help researchers solve medical mysteries ranging from cancer to Alzheimer's. It's a 3D model of a living human cell that lets scientists study the...
View ArticleArmy 'Leans In' To Protect A Shooter's Brain From Blast Injury
For the first time, the U.S. military is speaking publicly about what it's doing to address potential health risks to troops who operate certain powerful shoulder-mounted weapons. These bazooka-like...
View ArticleFrom Chaos To Calm: A Life Changed By Ketamine
For six years now, life has been really good for James. He has a great job as the creative director of an advertising firm in New York City. He enjoys spending time with his wife and kids. And it has...
View ArticleResearchers Find Herpes Viruses In Brains Marked By Alzheimer's Disease
Two common herpes viruses appear to play a role in Alzheimer's disease. The viruses, best known for causing a distinctive skin rash in young children, are abundant in brain tissue from people with...
View ArticleHow Highly Focused Sound Waves Steadied A Farmer's Trembling Hand
https://www.youtube.com/watch?v=htYzFiVFbpQ Alan Dambach was in his late 50s when he noticed how unsteady his hands had become. Over the next decade, his tremor got so bad he had difficulty eating with...
View ArticleWorried About Dementia? You Might Want to Check Your Blood Pressure
Every day, Dr. Walter Koroshetz , 65, takes a pill as part of his effort to help keep his brain healthy and sharp. The pill is his blood pressure medication. And Koroshetz, who directs the National...
View ArticleHormone Levels Likely Influence A Woman's Risk Of Alzheimer's, But How?
There's new evidence that a woman's levels of female sex hormones, including estrogen and progesterone, can influence her risk of Alzheimer's and other forms of dementia. Women are less likely to...
View ArticleMarines Who Fired Rocket Launchers Now Worry About Their Brains
Chris Ferrari was just 18 the first time he balanced a rocket launcher on his right shoulder and aimed it at a practice target. "Your adrenaline's going and you're trying to focus on getting that round...
View ArticleWhat Makes A Human Brain Unique? A Newly Discovered Neuron May Be A Clue
Scientists have taken another step toward understanding what makes the human brain unique. An international team has identified a kind of brain cell that exists in people but not mice, the team...
View ArticleKetamine, A Promising Depression Treatment, Seems To Act Like An Opioid
A new study suggests that ketamine, an increasingly popular treatment for depression, has something in common with drugs like fentanyl and oxycodone. The small study found evidence that ketamine's...
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